RATIO & PROPORTION DOSAGE CALCULATIONS, 2/e offers an exceptional solution for instructors using the ratio and proportions method of dosage calculations. Streamlined in this edition, it walks readers step-by-step through solving dosage problems using this time-tested technique. Unit I provides a firm foundation with a diagnostic arithmetic test, review of basic math skills, and basic concepts in medication administration. Unit II addresses systems of measurement—including metric and household medication systems and conversions. Unit III and Unit IV delve into calculating oral and parenteral medications, solutions, infusions, flow rates, pediatric dosages, and daily fluid maintenance. More than just math skills, this is an introduction to the professional context of safe drug administration.